Finding the Third Proportional to 517,896 and 1,129,940

Step by Step Solution

1. Step 1: Write the proportion equation
   517,896 : 1,129,940 = 1,129,940 : x
2. Step 2: Convert to fraction form
   517,896/1,129,940 = 1,129,940/x
3. Step 3: Cross multiply
   517,896x = 1,129,940 × 1,129,940
4. Step 4: Simplify right side
   517,896x = 1,276,764,403,600
5. Step 5: Solve for x
   x = 1,276,764,403,600/517,896
6. Step 6: Final answer
   x = 2,465,291.11